DNS response history for sys4.isabai.com

sys4.isabai.com is a DNS nameserver monitored by NameServerHistory. This page provides historical DNS response-time data, nameserver uptime signals, DNS latency observations, resolved IP history, successful response counts, failed response counts, and reliability indicators for this nameserver.

The selected UTC date is 2026-08-12. For this date, NameServerHistory found 248 DNS check records, 248 successful responses, 0 failed responses, and 316 ms average response time. Current selected-date status: At least one successful DNS response was recorded for the selected date.

  • Use this report to investigate historical DNS uptime and nameserver reliability.
  • Compare DNS latency changes, failed DNS checks, and response behavior over time.
  • Review the latest resolved IP address and raw DNS check history for sys4.isabai.com.
Records on Selected Date

248

Historical checks stored for this nameserver on selected date

Average Latency

316 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-12 23:55

All timestamps shown in UTC

Latest Resolved IP on Selected Date

162.251.82.252

Most recently resolved hosting IP on selected date

Successful Responses

248

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for sys4.isabai.com

Showing DNS history for 2026-08-12 UTC. Newest records appear first.

Latency bars are scaled to a maximum of 5000 ms for quick visual comparison.

# Query Time (UTC) Correlation ID Latency Response IP Address
248 2026-08-12 23:55 639221753022017039
46 ms 162.251.82.252
247 2026-08-12 23:55 639221753022017039
46 ms 162.251.82.124
246 2026-08-12 23:55 639221753022017039
46 ms 162.251.82.125
245 2026-08-12 23:55 639221753022017039
46 ms 162.251.82.253
244 2026-08-12 23:40 639221744107644868
94 ms 162.251.82.124
243 2026-08-12 23:40 639221744107644868
94 ms 162.251.82.253
242 2026-08-12 23:40 639221744107644868
94 ms 162.251.82.125
241 2026-08-12 23:40 639221744107644868
94 ms 162.251.82.252
240 2026-08-12 23:25 639221735030187244
2259 ms 162.251.82.252
239 2026-08-12 23:25 639221735030187244
2259 ms 162.251.82.124
238 2026-08-12 23:25 639221735030187244
2259 ms 162.251.82.253
237 2026-08-12 23:25 639221735030187244
2259 ms 162.251.82.125
236 2026-08-12 23:09 639221725815508109
2098 ms 162.251.82.253
235 2026-08-12 23:09 639221725815508109
2098 ms 162.251.82.124
234 2026-08-12 23:09 639221725815508109
2098 ms 162.251.82.125
233 2026-08-12 23:09 639221725815508109
2098 ms 162.251.82.252
232 2026-08-12 22:18 639221694790955973
145 ms 162.251.82.125
231 2026-08-12 22:18 639221694790955973
145 ms 162.251.82.124
230 2026-08-12 22:18 639221694790955973
145 ms 162.251.82.253
229 2026-08-12 22:18 639221694790955973
145 ms 162.251.82.252
228 2026-08-12 22:03 639221685562451720
2104 ms 162.251.82.253
227 2026-08-12 22:03 639221685562451720
2104 ms 162.251.82.124
226 2026-08-12 22:03 639221685562451720
2104 ms 162.251.82.252
225 2026-08-12 22:03 639221685562451720
2104 ms 162.251.82.125
224 2026-08-12 21:47 639221676023655289
105 ms 162.251.82.252
223 2026-08-12 21:47 639221676023655289
105 ms 162.251.82.124
222 2026-08-12 21:47 639221676023655289
105 ms 162.251.82.125
221 2026-08-12 21:47 639221676023655289
105 ms 162.251.82.253
220 2026-08-12 21:31 639221666449119409
229 ms 162.251.82.252
219 2026-08-12 21:31 639221666449119409
229 ms 162.251.82.253
218 2026-08-12 21:31 639221666449119409
229 ms 162.251.82.124
217 2026-08-12 21:31 639221666449119409
229 ms 162.251.82.125
216 2026-08-12 20:39 639221635456432556
205 ms 162.251.82.252
215 2026-08-12 20:39 639221635456432556
205 ms 162.251.82.253
214 2026-08-12 20:39 639221635456432556
205 ms 162.251.82.124
213 2026-08-12 20:39 639221635456432556
205 ms 162.251.82.125
212 2026-08-12 20:24 639221626313054202
166 ms 162.251.82.125
211 2026-08-12 20:24 639221626313054202
166 ms 162.251.82.124
210 2026-08-12 20:24 639221626313054202
166 ms 162.251.82.252
209 2026-08-12 20:24 639221626313054202
166 ms 162.251.82.253
208 2026-08-12 20:08 639221617091958857
194 ms 162.251.82.125
207 2026-08-12 20:08 639221617091958857
194 ms 162.251.82.124
206 2026-08-12 20:08 639221617091958857
194 ms 162.251.82.252
205 2026-08-12 20:08 639221617091958857
194 ms 162.251.82.253
204 2026-08-12 19:53 639221607786737151
190 ms 162.251.82.124
203 2026-08-12 19:53 639221607786737151
190 ms 162.251.82.252
202 2026-08-12 19:53 639221607786737151
190 ms 162.251.82.253
201 2026-08-12 19:53 639221607786737151
190 ms 162.251.82.125
200 2026-08-12 19:01 639221576664330059
95 ms 162.251.82.252
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95 ms 162.251.82.253
198 2026-08-12 19:01 639221576664330059
95 ms 162.251.82.124
197 2026-08-12 19:01 639221576664330059
95 ms 162.251.82.125
196 2026-08-12 18:46 639221567514216674
99 ms 162.251.82.253
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99 ms 162.251.82.124
194 2026-08-12 18:46 639221567514216674
99 ms 162.251.82.125
193 2026-08-12 18:46 639221567514216674
99 ms 162.251.82.252
192 2026-08-12 18:30 639221558399762524
171 ms 162.251.82.124
191 2026-08-12 18:30 639221558399762524
171 ms 162.251.82.252
190 2026-08-12 18:30 639221558399762524
171 ms 162.251.82.253
189 2026-08-12 18:30 639221558399762524
171 ms 162.251.82.125
188 2026-08-12 18:15 639221549052016282
192 ms 162.251.82.252
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192 ms 162.251.82.125
186 2026-08-12 18:15 639221549052016282
192 ms 162.251.82.253
185 2026-08-12 18:15 639221549052016282
192 ms 162.251.82.124
184 2026-08-12 17:23 639221517673834934
119 ms 162.251.82.125
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119 ms 162.251.82.124
182 2026-08-12 17:23 639221517673834934
119 ms 162.251.82.253
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119 ms 162.251.82.252
180 2026-08-12 17:07 639221508282311633
192 ms 162.251.82.124
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192 ms 162.251.82.252
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192 ms 162.251.82.253
177 2026-08-12 17:07 639221508282311633
192 ms 162.251.82.125
176 2026-08-12 16:52 639221498786324983
189 ms 162.251.82.124
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189 ms 162.251.82.125
174 2026-08-12 16:52 639221498786324983
189 ms 162.251.82.252
173 2026-08-12 16:52 639221498786324983
189 ms 162.251.82.253
172 2026-08-12 16:36 639221489157589737
217 ms 162.251.82.125
171 2026-08-12 16:36 639221489157589737
217 ms 162.251.82.253
170 2026-08-12 16:36 639221489157589737
217 ms 162.251.82.124
169 2026-08-12 16:36 639221489157589737
217 ms 162.251.82.252
168 2026-08-12 15:43 639221457655914645
189 ms 162.251.82.252
167 2026-08-12 15:43 639221457655914645
189 ms 162.251.82.125
166 2026-08-12 15:43 639221457655914645
189 ms 162.251.82.253
165 2026-08-12 15:43 639221457655914645
189 ms 162.251.82.124
164 2026-08-12 15:27 639221448164090526
102 ms 162.251.82.124
163 2026-08-12 15:27 639221448164090526
102 ms 162.251.82.125
162 2026-08-12 15:27 639221448164090526
102 ms 162.251.82.253
161 2026-08-12 15:27 639221448164090526
102 ms 162.251.82.252
160 2026-08-12 15:11 639221438725783630
213 ms 162.251.82.253
159 2026-08-12 15:11 639221438725783630
213 ms 162.251.82.252
158 2026-08-12 15:11 639221438725783630
213 ms 162.251.82.125
157 2026-08-12 15:11 639221438725783630
213 ms 162.251.82.124
156 2026-08-12 14:56 639221429178071087
209 ms 162.251.82.124
155 2026-08-12 14:56 639221429178071087
209 ms 162.251.82.252
154 2026-08-12 14:56 639221429178071087
209 ms 162.251.82.253
153 2026-08-12 14:56 639221429178071087
209 ms 162.251.82.125
152 2026-08-12 14:03 639221397761278719
12 ms 162.251.82.125
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12 ms 162.251.82.253
150 2026-08-12 14:03 639221397761278719
12 ms 162.251.82.124
149 2026-08-12 14:03 639221397761278719
12 ms 162.251.82.252
148 2026-08-12 13:47 639221388200567278
98 ms 162.251.82.252
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98 ms 162.251.82.125
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98 ms 162.251.82.253
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98 ms 162.251.82.124
144 2026-08-12 13:31 639221378483570949
5 ms 162.251.82.253
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5 ms 162.251.82.124
142 2026-08-12 13:31 639221378483570949
5 ms 162.251.82.252
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5 ms 162.251.82.125
140 2026-08-12 13:15 639221368872360139
100 ms 162.251.82.252
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100 ms 162.251.82.124
138 2026-08-12 13:15 639221368872360139
100 ms 162.251.82.253
137 2026-08-12 13:15 639221368872360139
100 ms 162.251.82.125
136 2026-08-12 12:22 639221337226647415
98 ms 162.251.82.252
135 2026-08-12 12:22 639221337226647415
98 ms 162.251.82.125
134 2026-08-12 12:22 639221337226647415
98 ms 162.251.82.253
133 2026-08-12 12:22 639221337226647415
98 ms 162.251.82.124
132 2026-08-12 12:07 639221327924087446
107 ms 162.251.82.124
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107 ms 162.251.82.252
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107 ms 162.251.82.253
129 2026-08-12 12:07 639221327924087446
107 ms 162.251.82.125
128 2026-08-12 11:51 639221318096976375
192 ms 162.251.82.125
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192 ms 162.251.82.124
126 2026-08-12 11:51 639221318096976375
192 ms 162.251.82.252
125 2026-08-12 11:51 639221318096976375
192 ms 162.251.82.253
124 2026-08-12 11:34 639221308343145274
167 ms 162.251.82.252
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167 ms 162.251.82.124
122 2026-08-12 11:34 639221308343145274
167 ms 162.251.82.125
121 2026-08-12 11:34 639221308343145274
167 ms 162.251.82.253
120 2026-08-12 10:42 639221277089610470
206 ms 162.251.82.253
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206 ms 162.251.82.124
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206 ms 162.251.82.252
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116 2026-08-12 10:26 639221267628136359
125 ms 162.251.82.124
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125 ms 162.251.82.253
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125 ms 162.251.82.125
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125 ms 162.251.82.252
112 2026-08-12 10:11 639221257907569952
2182 ms 162.251.82.124
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2182 ms 162.251.82.252
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2182 ms 162.251.82.125
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2182 ms 162.251.82.253
108 2026-08-12 09:54 639221248402420965
222 ms 162.251.82.252
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222 ms 162.251.82.125
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222 ms 162.251.82.124
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104 2026-08-12 09:01 639221216797540533
200 ms 162.251.82.124
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200 ms 162.251.82.253
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200 ms 162.251.82.252
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100 2026-08-12 08:46 639221207385792352
96 ms 162.251.82.124
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96 ms 162.251.82.252
98 2026-08-12 08:46 639221207385792352
96 ms 162.251.82.253
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96 ms 162.251.82.125
96 2026-08-12 08:30 639221198078534844
98 ms 162.251.82.124
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98 ms 162.251.82.252
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92 2026-08-12 08:15 639221188677585577
110 ms 162.251.82.125
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88 2026-08-12 07:23 639221157276484143
101 ms 162.251.82.253
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84 2026-08-12 07:07 639221147876262183
188 ms 162.251.82.125
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80 2026-08-12 06:51 639221138388812469
98 ms 162.251.82.125
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76 2026-08-12 06:36 639221128987381118
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72 2026-08-12 05:44 639221097816416095
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68 2026-08-12 05:28 639221088508065616
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60 2026-08-12 04:57 639221069595873597
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52 2026-08-12 03:50 639221029533901299
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40 2026-08-12 02:27 639220979815209769
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28 2026-08-12 01:42 639220952784591501
124 ms 162.251.82.253
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24 2026-08-12 01:27 639220943893596731
116 ms 162.251.82.124
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116 ms 162.251.82.253
22 2026-08-12 01:27 639220943893596731
116 ms 162.251.82.252
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20 2026-08-12 01:12 639220934954704520
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16 2026-08-12 00:57 639220925792457751
96 ms 162.251.82.124
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12 2026-08-12 00:42 639220916610063538
105 ms 162.251.82.125
11 2026-08-12 00:42 639220916610063538
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8 2026-08-12 00:26 639220907229361754
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190 ms 162.251.82.253
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4 2026-08-12 00:11 639220897896762127
191 ms 162.251.82.253
3 2026-08-12 00:11 639220897896762127
191 ms 162.251.82.125
2 2026-08-12 00:11 639220897896762127
191 ms 162.251.82.252
1 2026-08-12 00:11 639220897896762127
191 ms 162.251.82.124